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Southwest Airlines

Is WN121 delayed?

Service date: · Scheduled departure date (America/Denver)

Arrived

80 min late

Updated

Departure

Denver

DEN

Actual

Scheduled 18:35

Aug 23

Arrival

Phoenix

PHX

Actual

Scheduled 19:35

Aug 23

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Denver → PhoenixDENPHX
Route overview

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • DEN → PHX

    72 min late

  • DEN → PHX

    9 min early

  • DEN → MCO

    63 min late

  • DEN → PHX

    43 min late

  • RDU → HOU

    8 min early
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
24
Arrivals over 15 minutes late
8
Observed cancellations
1
Observed occurrences
25

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

WN121 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedDenverPhoenix
72
Sep 15, 2026ArrivedDenverPhoenix
-9
Sep 14, 2026ArrivedDenverOrlando
63
Sep 13, 2026ArrivedDenverPhoenix
43
Sep 12, 2026ArrivedRaleigh/DurhamHouston
-8
Sep 11, 2026ArrivedDenverOrlando
-18
Sep 10, 2026ArrivedDenverOrlando
-6
Sep 9, 2026ArrivedDenverPhoenix
-7
Sep 8, 2026ArrivedDenverPhoenix
-10
Sep 7, 2026ArrivedDenverOrlando
52
Sep 6, 2026ArrivedDenverPhoenix
-22
Sep 5, 2026ArrivedRaleigh/DurhamHouston
0
Sep 4, 2026ArrivedDenverOrlando
10
Sep 3, 2026ArrivedDenverOrlando
-7
Sep 2, 2026ArrivedDenverPhoenix
-3
Sep 1, 2026ArrivedDenverPhoenix
-12
Aug 31, 2026ArrivedDenverOrlando
-5
Aug 30, 2026ArrivedDenverPhoenix
61
Aug 28, 2026ArrivedDenverOrlando
-10
Aug 27, 2026ArrivedDenverOrlando
-24
Aug 26, 2026ArrivedDenverPhoenix
41
Aug 25, 2026ArrivedDenverPhoenix
-2
Aug 24, 2026ArrivedDenverOrlando
75
Aug 23, 2026ArrivedDenverPhoenix
80
Aug 21, 2026CancelledDenverOrlandoNot available
Not available

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